RCE in Zetacomponents Mail
CVE-2017-15806
The send function in the ezcMailMtaTransport class in Zeta Components Mail before 1.8.2 does not properly restrict the set of characters used in the ezcMail returnPath property, which might allow remote attackers to execute arbitrary code via a crafted email address, as demonstrated by one containing "-X/path/to/wwwroot/file.php."
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.107 (95.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.107 · newest: 0.107 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/43155/ (VDB Entry, Third Party Advisory, exploit, Issue Tracking)
- kay-malwarebenchmark.github.io/blog/cve-2017-15806-critical-rce-vulnerability/ (Third Party Advisory, Issue Tracking)
- kay-malwarebenchmark.github.io/blog/cve-2017-15806-yuan-cheng-dai-ma-zhi-xing-l… (Third Party Advisory, Issue Tracking)
- github.com/zetacomponents/Mail/issues/58 (Third Party Advisory, Issue Tracking)
- github.com/zetacomponents/Mail/releases/tag/1.8.2 (Third Party Advisory, Release Notes, Issue Tracking)
- www.securityfocus.com/bid/101866 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2017-15806?
- CVE-2017-15806 is a high-severity vulnerability in Zetacomponents Mail, classified under Code Injection. CVSS score: 8.1/10. Published 2017-11-15.
- How severe is CVE-2017-15806?
- High severity. CVSS v3 base score is 8.1 out of 10.